DSD Information System
Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 116 (Hybrid Control System (AWD) - Diagnostic Codes (4 Of 6)) >> HYBRID CONTROL SYSTEM (for AWD) >> DTC P0AFC-49: Hybrid/EV Battery Sensor Module Internal Electronic Failure [12/2019 - 11/2023] >> DTC Summary

DTC Summary

WARNING: This page is about a different variant/trim than selected.
  1. MALFUNCTION DESCRIPTION 

    When the hybrid control system is activated, the hybrid vehicle control ECU checks the power supply voltage of the battery voltage sensor and detects malfunction.

    The cause of this malfunction may be one of the following:

    Battery voltage sensor internal malfunction 

    • Battery voltage sensor malfunction

    Low-voltage circuit (12 V) malfunction 

    • Battery voltage sensor malfunction
    • Low voltage wire harness malfunction
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